Douglas Blackburn

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Damascus, MD, US

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Patents Grantslast 30 patents

Information Patent Grant
Ultraviolet Faraday rotator glass
- Patent number 5,364,819
- Issue date Nov 15, 1994
- The United States of America as represented by the Secretary of the Navy
- James L. Dexter
- G02 - OPTICS
Information Patent Grant
Neutron absorbing glass compositions
- Patent number 5,221,646
- Issue date Jun 22, 1993
- The United States of America as represented by the Secretary of Commerce
- Douglas H. Blackburn
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Pressure and temperature insensitive glass and optical coatings and...
- Patent number 4,709,987
- Issue date Dec 1, 1987
- The United States of America as represented by the Secretary of the Navy
- Douglas Blackburn
- G02 - OPTICS